Q. Which of the following clay minerals are considered as colloidal?

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Q. Clay minerals are classified in to ____________

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Q. Chemically, the clay minerals are silicates of ____________

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Q. Clay is essentially made of extremely __________

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Q. The nature of surface bonding force in soil is classified in to ___________ types.

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Q. Atoms in one molecule bonding to atom in another molecule are called ____________

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Q. There are __________ types of primary valence bond.

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Q. Which of the following bond is considered to be strongest?

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Q. The ionic bond, sometimes may be also called as ____________

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Q. The hydrogen bond occurs when ____________

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Q. The strength of hydrogen bond lies between the value of ____________

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Q. Intermolecular distance of bond in secondary valence bond is ____________

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Q. The secondary valence force caused by orientation effect is commonly known as ____________

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Q. Flocculation is caused by increasing ___________

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Q. There are _________ possible type of attractive forces.

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Q. Which of the following type of attraction force act between two-particle carrying negative charges?

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Q. The repulsive force between the soil colloids become effective when?

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Q. Which of the following, is considered to be a universal attractive force?

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Q. The type of bond in kaolinite crystal is _____________

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Q. The repulsive force in soil particle is due to ____________

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